CN219606155U - Pressure regulator leather film bolt fixer - Google Patents

Abstract

The utility model provides a pressure regulator leather membrane bolt fixer, which belongs to the technical field of fuel gas transmission and distribution, and comprises an outer cylinder and an inner rod, wherein the outer cylinder is used for extending into the pressure regulator and sleeved outside a fixing bolt at the upper end of a leather membrane, and the lower end of the outer cylinder is provided with a limit groove matched with a fixing nut at the outer side of the fixing bolt; the inner rod penetrates through the inner part of the outer cylinder from top to bottom, and the lower end of the inner rod is provided with a clamping groove matched with the fixing bolt. According to the pressure regulator leather diaphragm bolt fixer, when the fixing bolt on the leather diaphragm is loosened, the spring is only required to be removed, the outer cylinder and the inner rod extend into the pressure regulator shell from the pipe orifice at the spring, the outer cylinder and the inner rod are respectively clamped with the fixing nut and the fixing bolt, and the fixing nut can be driven to move on the fixing bolt by relative rotation of the outer cylinder and the inner rod, so that the fixing bolt is fastened; avoiding the dismantling of the large disc bolts during maintenance and reducing the investment of manpower and maintenance cost.

Description

Pressure regulator leather film bolt fixer

Technical Field

The utility model belongs to the technical field of fuel gas transmission and distribution, and particularly relates to a pressure regulator leather membrane bolt fixer.

Background

In the daily inspection and maintenance of the pressure regulator, the fault that the pressure regulator main regulating disc leaks gas to cause the closing pressure to be ultrahigh frequently occurs, and the fact that the bolt at the upper end of the leather membrane is loosened due to vibration or valve port pad replacement and the like is found through repeated disassembly and maintenance, so that fuel gas is led to flow to the upper part of the leather membrane along the valve rod. The maintenance needs to be completely disassembled by the large disc bolts, and the fixing bolts on the fastening leather film can be solved.

Disclosure of Invention

The utility model aims to provide a pressure regulator leather membrane bolt fixer, which aims to solve the problem that a large disc bolt needs to be disassembled to finish fault treatment due to loosening of a fixing bolt on a leather membrane.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a voltage regulator involucra bolt fixer, include:

the outer cylinder is used for extending into the pressure regulator and sleeved outside the fixing bolt at the upper end of the leather membrane, and the lower end of the outer cylinder is provided with a limit groove matched with the fixing nut at the outer side of the fixing bolt;

the inner rod penetrates through the inner part of the outer cylinder from top to bottom, and the lower end of the inner rod is provided with a clamping groove matched with the fixing bolt.

In another embodiment of the present utility model, the clamping groove is a bar-shaped groove.

As another embodiment of the utility model, the lower end of the inner rod is provided with a clamping block, and the clamping groove is arranged on the lower end surface of the clamping block.

In another embodiment of the present utility model, the clamping block is a cylinder, and the clamping groove is disposed along a radial direction of the clamping block.

As another embodiment of the utility model, the outer cylinder comprises a connecting section and a limiting section, wherein the connecting section is provided with a round hole arranged along the axial direction of the connecting section; the limiting groove is formed in the lower portion of the limiting section.

In another embodiment of the present utility model, the limit groove is a hexagonal groove.

As another embodiment of the present utility model, the inner rod and the outer cylinder are screw-coupled.

As another embodiment of the present utility model, the upper end of the inner rod has a first handle, the upper end of the outer cylinder has a second handle, and the first handle is located above the second handle.

The pressure regulator leather film bolt fixer provided by the utility model has the beneficial effects that: compared with the prior art, the pressure regulator leather membrane bolt fixer only needs to detach the spring when the fixing bolt on the leather membrane is loosened, the outer cylinder and the inner rod extend into the pressure regulator shell from the pipe orifice at the spring, the outer cylinder and the inner rod are respectively clamped with the fixing nut and the fixing bolt, and the fixing nut can be driven to move on the fixing bolt by the relative rotation of the outer cylinder and the inner rod, so that the fixing bolt is fastened; avoiding the dismantling of the large disc bolts during maintenance and reducing the investment of manpower and maintenance cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a voltage regulator according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a pressure regulator skin bolt fixer according to an embodiment of the present utility model;

fig. 3 is a bottom view of a fixture block according to an embodiment of the present utility model;

fig. 4 is a schematic connection diagram of a pressure regulator skin bolt fixer and a fixing bolt according to an embodiment of the present utility model.

In the figure: 1. a housing; 2. a spring; 3. a fixing bolt; 4. a fixing nut; 5. an outer cylinder; 6. an inner rod; 7. a clamping block; 8. a clamping groove; 9. a limit groove; 10. a first handle; 11. a second handle.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 4, a description will be given of a pressure regulator membrane bolt fixer provided by the present utility model. The pressure regulator leather membrane bolt fixer comprises an outer cylinder 5 and an inner rod 6, wherein the outer cylinder 5 is used for extending into the pressure regulator and sleeved outside a fixing bolt 3 at the upper end of a leather membrane, and the lower end of the outer cylinder 5 is provided with a limiting groove 9 which is matched with a fixing nut 4 at the outer side of the fixing bolt 3; the inner rod 6 is arranged in the outer cylinder 5 in a penetrating way from top to bottom, and the lower end of the inner rod 6 is provided with a clamping groove 8 matched with the fixing bolt 3.

Compared with the prior art, the pressure regulator leather membrane bolt fixer provided by the utility model has the advantages that the upper end of the valve rod of the pressure regulator is connected with the fixing bolt 3, the fixing bolt 3 is positioned at the upper end of the leather membrane, the fixing nut 4 is screwed on the fixing bolt 3, and the fixing nut 4 can move upwards under the conditions of vibration or valve port pad replacement and the like, so that the fixing bolt 3 is loosened, and then fuel gas is led to flow to the upper part of the leather membrane along the valve rod.

When the fixing nut 4 is loosened, the spring 2 at the upper end of the voltage regulator housing 1 and the cover body at the upper end of the spring 2 are taken down; then the outer cylinder 5 extends into the pressure regulator housing 1 from the pipe orifice at the spring 2 and the limit groove 9 at the lower end of the outer cylinder is clamped at the outer side of the fixed nut 4; then the inner rod 6 extends into the outer cylinder 5 from the upper end of the outer cylinder 5, and the limit groove 9 at the lower end of the inner rod is clamped with the upper end of the fixing bolt 3; finally, the outer cylinder 5 is rotated to fasten the fixing bolt 3.

According to the pressure regulator leather diaphragm bolt fixer provided by the utility model, when the fixing bolt 3 on the leather diaphragm is loosened, only the spring 2 needs to be removed, the outer cylinder 5 and the inner rod 6 extend into the pressure regulator housing 1 from the pipe orifice at the position of the spring 2, the outer cylinder 5 and the inner rod 6 are respectively clamped with the fixing nut 4 and the fixing bolt 3, and the fixing nut 4 can be driven to move on the fixing bolt 3 by the relative rotation of the outer cylinder 5 and the inner rod 6, so that the fixing bolt 3 is fastened; avoiding the dismantling of the large disc bolts during maintenance and reducing the investment of manpower and maintenance cost.

In some possible embodiments, referring to fig. 3, the clamping groove 8 is a bar-shaped groove. Since the fixing bolt 3 has a bar-shaped fixing portion at the tip, the engagement groove 8 at the lower end of the inner rod 6 is formed as a bar-shaped groove for engaging with the outer side of the bar-shaped fixing portion.

Optionally, a clamping block 7 is provided at the lower end of the inner rod 6, and a clamping groove 8 is provided at the lower end surface of the clamping block 7.

The inner rod 6 is a solid round rod, the lower end of the inner rod 6 is connected with a cylindrical clamping block 7, and a strip-shaped groove is formed in the lower end face of the clamping block 7. The strip-shaped groove is arranged along the radial direction of the clamping block 7, and the depth of the strip-shaped groove is consistent with the height of the fixing part. The diameter of the cylindrical clamping block 7 is larger than or equal to the diameter of the inner rod 6.

Optionally, two ends of the strip-shaped groove extend to the side wall of the clamping block 7. The strip-shaped groove is a through groove so as to adapt to the fixing bolts 3 with different diameters.

Optionally, the inner rod 6 and the latch 7 are welded.

In some possible embodiments, referring to fig. 2, the outer barrel 5 includes a connection section and a limit section, and the connection section is provided with a circular hole arranged along the axial direction of the connection section; the limit groove 9 is arranged at the lower part of the limit section.

The connecting section of the outer barrel 5 is annular and tubular, a limiting groove 9 is formed in the limiting section, and the limiting groove 9 is communicated with the round hole of the connecting section. When in use, the outer cylinder 5 is sleeved on the outer side of the fixing bolt 3, and the limiting groove 9 is clamped with the fixing nut 4. The end of the fixing bolt 3 is located in the round hole of the connecting section.

The fixing nut 4 is a hexagonal nut, and thus the limit groove 9 is a hexagonal groove.

In some possible embodiments, referring to fig. 2, to facilitate the relative rotation of the inner rod 6 and the outer barrel 5, the outer diameter of the inner rod 6 is smaller than the inner diameter of the outer barrel 5. A gap is left between the inner rod 6 and the outer cylinder 5. When the diameter of the latch 7 is larger than that of the inner rod 6, the inner diameter of the outer cylinder 5 needs to be larger than the outer diameter of the latch 7.

Optionally, the inner rod 6 is screwed with the outer cylinder 5. When the diameter of the clamping block 7 is larger than that of the inner rod 6, the clamping block 7 is in threaded connection with the outer cylinder 5; when the diameter of the clamping block 7 is smaller than or equal to that of the inner rod 6, the inner rod 6 is in threaded connection with the outer cylinder 5, and the threads on the outer side of the inner rod 6 are consistent with the threads on the fixing bolt 3.

In some possible embodiments, referring to fig. 2, the inner rod 6 has a first handle 10 at an upper end thereof, and the outer cylinder 5 has a second handle 11 at an upper end thereof, the first handle 10 being located above the second handle 11.

The first handle 10 and the second handle 11 are used for assisting the rotation of the inner rod 6 and the outer cylinder 5, so that manual operation of a worker is facilitated.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (8)

1. Pressure regulator involucra bolt fixer, its characterized in that includes:

the outer cylinder (5) is used for extending into the pressure regulator and sleeved outside the fixing bolt (3) at the upper end of the leather membrane, and the lower end of the outer cylinder (5) is provided with a limit groove (9) matched with the fixing nut (4) at the outer side of the fixing bolt (3);

the inner rod (6) penetrates through the outer cylinder (5) from top to bottom, and the lower end of the inner rod (6) is provided with a clamping groove (8) matched with the fixing bolt (3).

2. The pressure regulator skin bolt holder of claim 1, wherein the clamping groove (8) is a bar-shaped groove.

3. The pressure regulator leather film bolt fixer according to claim 2, characterized in that the lower end of the inner rod (6) is provided with a clamping block (7), and the clamping groove (8) is arranged on the lower end surface of the clamping block (7).

4. A pressure regulator skin bolt fixer according to claim 3, characterized in that the clamping block (7) is a cylinder, and the clamping groove (8) is arranged along the radial direction of the clamping block (7).

5. The pressure regulator leather film bolt fixer according to claim 1, characterized in that the outer cylinder (5) comprises a connecting section and a limiting section, the connecting section is provided with a round hole arranged along the axial direction of the connecting section; the limiting groove (9) is formed in the lower portion of the limiting section.

6. The pressure regulator skin bolt holder according to claim 1, characterized in that the limit groove (9) is a hexagonal groove.

7. The pressure regulator skin bolt holder according to claim 1, characterized in that the inner rod (6) and the outer cylinder (5) are threaded.

8. The pressure regulator leather film bolt fixer according to claim 1, characterized in that the upper end of the inner rod (6) is provided with a first handle (10), the upper end of the outer cylinder (5) is provided with a second handle (11), and the first handle (10) is positioned above the second handle (11).